621168900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9954

約数の個数: 144

約数和(自身を含む): 2064034560

約数和(自身を除く): 1442865660

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 25, 30, 33, 38, 44, 50, 55, 57, 60, 66, 75, 76, 95, 100, 110, 114, 132, 150, 165, 190, 209, 220, 228, 275, 285, 300, 330, 380, 418, 475, 550, 570, 627, 660, 825, 836, 950, 1045, 1100, 1140, 1254, 1425, 1650, 1900, 2090, 2508, 2850, 3135, 3300, 4180, 5225, 5700, 6270, 9907, 10450, 12540, 15675, 19814, 20900, 29721, 31350, 39628, 49535, 59442, 62700, 99070, 108977, 118884, 148605, 188233, 198140, 217954, 247675, 297210, 326931, 376466, 435908, 495350, 544885, 564699, 594420, 653862, 743025, 752932, 941165, 990700, 1089770, 1129398, 1307724, 1486050, 1634655, 1882330, 2070563, 2179540, 2258796, 2724425, 2823495, 2972100, 3269310, 3764660, 4141126, 4705825, 5448850, 5646990, 6211689, 6538620, 8173275, 8282252, 9411650, 10352815, 10897700, 11293980, 12423378, 14117475, 16346550, 18823300, 20705630, 24846756, 28234950, 31058445, 32693100, 41411260, 51764075, 56469900, 62116890, 103528150, 124233780, 155292225, 207056300, 310584450, 621168900]

約数ペア:

[(1, 621168900), (2, 310584450), (3, 207056300), (4, 155292225), (5, 124233780), (6, 103528150), (10, 62116890), (11, 56469900), (12, 51764075), (15, 41411260), (19, 32693100), (20, 31058445), (22, 28234950), (25, 24846756), (30, 20705630), (33, 18823300), (38, 16346550), (44, 14117475), (50, 12423378), (55, 11293980), (57, 10897700), (60, 10352815), (66, 9411650), (75, 8282252), (76, 8173275), (95, 6538620), (100, 6211689), (110, 5646990), (114, 5448850), (132, 4705825), (150, 4141126), (165, 3764660), (190, 3269310), (209, 2972100), (220, 2823495), (228, 2724425), (275, 2258796), (285, 2179540), (300, 2070563), (330, 1882330), (380, 1634655), (418, 1486050), (475, 1307724), (550, 1129398), (570, 1089770), (627, 990700), (660, 941165), (825, 752932), (836, 743025), (950, 653862), (1045, 594420), (1100, 564699), (1140, 544885), (1254, 495350), (1425, 435908), (1650, 376466), (1900, 326931), (2090, 297210), (2508, 247675), (2850, 217954), (3135, 198140), (3300, 188233), (4180, 148605), (5225, 118884), (5700, 108977), (6270, 99070), (9907, 62700), (10450, 59442), (12540, 49535), (15675, 39628), (19814, 31350), (20900, 29721)]